baber/WOPTO huggingface dataset:
Patent RU-2735349-C1 (RU)
Inventor: Grigorashvili Yurij Evgenevich
IPC: G01N27/00
Filed: 2020-05-18
Granted: 2020-10-30
Abstract: FIELD: physics. 
     SUBSTANCE: use for detection and delineation of sections of integrity of pipeline. Method includes excitation in AC pipeline by connection of AC generator to pipeline, measurement above and near pipeline of induction of alternating magnetic field created by current in pipeline, measuring components of magnetic field by moving sensors along pipeline, processing measurement results and determining location of anomalies of permanent and alternating magnetic field, magnetic moments and parameters of violation of insulating coating of pipeline, wherein at both ends of the surveyed section of the underground pipeline at a distance from its axis, which is more than 10 values of the depth of the pipeline, an electric current circuit is formed by setting: at the beginning of the section - the earthing electrode, which is connected by wire with generator, and generator with pipeline; and at the section end - an electrode for the return current removal, which is connected by the wire to the pipeline, or connecting generator ground terminal by wire with electrode installed on opposite end of diagnosed section of pipeline. 
     EFFECT: possibility of reducing the level of error. 
     1 cl, 2 dwg, 1 tbl
Patent RU-2741920-C1 (RU)
Title: Method for liquid-phase synthesis of a nanostructured ceramic material in a ceo2 - sm2o3 system for producing an electrolyte of a solid oxide fuel cell
Inventor: Kalinina Marina Vladimirovna
IPC: C04B35/624
Filed: 2020-06-29
Granted: 2021-01-29
Abstract: FIELD: chemistry. 
     SUBSTANCE: invention relates to modern materials for electrochemical energy generators. Solid oxide fuel cells (SOFC) are promising among them. Method is carried out by selecting as starting reagents nitrate salts of cerium Ce(NO 3 ) 3 ⋅6H 2 O and samarium Sm(NO 3 ) 3 ⋅6H 2 O, from which solutions with concentration of ~0.5 M are prepared. Obtained solutions are mixed taking into account the given stoichiometric ratio of oxides and evaporated in a water bath for 3 hours until a supersaturated solution forms, which is cooled at temperature 3-5°C, after which the crystalline hydrate is subjected to ultrasound treatment for 30 minutes. Synthesized powder of solid solution of composition (CeO 2 ) 0.98 (Sm 2 O 3 ) 0.02 , (CeO 2 ) 0.95 (Sm 2 O 3 ) 0.05  and (CeO 2 ) 0.90 (Sm 2 O 3 ) 0.10  are subjected to thermal treatment at 600°C, compactions are then molded by method of uniaxial cold pressing at pressure of 150 MPa, which are fired at temperature of 1300°C in a tubular furnace with isothermal holding at 2 hours and heating rate of 350-400°/h. 
     EFFECT: promising technology of liquid phase synthesis of ceramics of composition (CeO 2 ) 0.98 (Sm 2 O 3 ) 0.02 , (CeO 2 ) 0.95 (Sm 2 O 3 ) 0.05  and (CeO 2 ) 0.90 (Sm 2 O 3 ) 0.10  to obtain solid electrolyte based on cerium dioxide for solid oxide fuel cells. 
     1 cl, 4 tbl, 6 dwg
Patent RU-2756624-C1 (RU)
Inventor: NIEMI RAMI
IPC: F24T10/10
Filed: 2019-02-12
Granted: 2021-10-04
Abstract: Изобретение относится к геотермальной тепловой установке и способу в связи с геотермальной тепловой установкой. Геотермальная тепловая установка содержит скважину (2), выполненную в грунте, проходящую в грунт от поверхности (1) грунта и имеющую нижний конец (4); трубопроводную обвязку (10, 11, 20, 21), содержащую подъемную трубу (10, 11), имеющую нижний конец (17) и расположенную в скважине (2), отдельную опускную трубу (20, 21), имеющую нижний конец (4, 13), причем нижний конец (17) подъемной трубы (10, 11) и нижний конец (4, 13) отдельной опускной трубы (20, 21) сообщаются друг с другом по текучей среде для обеспечения циркуляции первичной рабочей текучей среды в скважине (2); подъемную трубу (10, 11), содержащую первую теплоизоляцию (25), окружающую подъемную трубу (10, 11) по меньшей мере вдоль части длины подъемной трубы (10, 11); первый насос (8), соединенный с трубопроводной обвязкой (10, 11, 20, 21) и выполненный с возможностью осуществления циркуляции первичной рабочей текучей среды в подъемной трубе (10, 11); и теплообменное соединение (30) в связи с трубопроводной обвязкой (10, 11, 20, 21) для вторичного теплообмена с первичной рабочей текучей средой, причем подъемная труба (10, 11) расположена внутри отдельной опускной трубы (20, 21) в скважине (2); глубина скважины (2) составляет по меньшей мере 300 м; и первый насос (8) выполнен с возможностью осуществления циркуляции первичной рабочей текучей среды в направлении к нижнему концу (4) скважины (2) по подъемной трубе (10, 11) и к поверхности (1) грунта по отдельной опускной трубе (20, 21). Технический результат заключается в увеличении скорости отбора тепла и КПД геотермальной тепловой установки. 2 н. и 8 з.п. ф-лы, 9 ил.
Patent RU-2745423-C1 (RU)
Title: Устройство для защиты и крепления кабеля к трубам
Inventor: AKCHURIN TIMUR RUSTAMOVICH
IPC: F16L3/01
Filed: 2020-08-07
Granted: 2021-03-25
Abstract: Изобретение относится к предохранительным устройствам кабельных линий питания погружных электродвигателей, используемых в качестве приводов центробежных насосов для добычи нефти и других пластовых жидкостей. Технический результат – повышение надежности устройства для защиты и крепления кабеля к трубе. Устройство для защиты и крепления кабеля к трубам содержит корпус  со слотом для кабеля, по краям боковых стенок корпуса размещены хомуты, один конец которых шарнирно закреплен на первой боковой стенке корпуса, другой конец хомутов шарнирно соединен с соответствующим замком. Замки содержат соединительные петли с выступами, а хомуты выполнены с соответствующими выступам выемками и упорным выступом, другой конец замков содержит выступы для создания жесткой связи со вторым краем боковой стенки корпуса при стягивании замка и корпуса болтом, завинчиваемым в гайку, установленную в пазу с удерживающими выступами, выполненными в замке. 4 з.п. ф-лы, 12 ил.
Patent RU-2746144-C1 (RU)
Inventor: PECHENEGOV YURIJ YAKOVLEVICH
IPC: F23D14/02
Filed: 2020-09-07
Granted: 2021-04-07
Abstract: FIELD: heating equipment. 
     SUBSTANCE: invention relates to heat engineering, in particular, to devices for combustion of gaseous fuel and can be used in heating systems of drying, heating, thermal furnaces and other heating devices. High-speed burner comprises cylindrical housing with inlet air branch pipe, cylindrical-conical nozzle of heat-resistant material adjoining cylindrical housing, located inside cylindrical housing gas channel, connected by its one side with inlet gas branch pipe, and on opposite side of gas channel facing cylindrical-conical nozzle, its end wall has nozzle holes for outlet of fuel gas. Cylindrical housing, cylindrical-conical nozzle and gas channel have one common axis, gas channel is made annular, on its side facing the cylindrical-conical nozzle, there are tubular radial branches connected to the annular tubular header, on tubular radial branches and annular tubular header there are nozzle holes for outlet of fuel gas. Cylindrical-conical nozzle with its cylindrical part is put on cylindrical housing with possibility of relative displacement and has radial spacers connecting it with hub fixed by means of retainer on end of tubular cantilever located inside annular gas channel coaxially with it. 
     EFFECT: increase of unit thermal power of high-speed burner and provision of possibility to move flame burning flame in working chamber of heating device. 
     4 cl, 2 dwg
Patent RU-2751927-C1 (RU)
Inventor: SIDOROV ALEKSANDR KONSTANTINOVICH
IPC: B60P3/32
Filed: 2020-11-18
Granted: 2021-07-20
Abstract: Изобретение относится к области транспортного машиностроения. Легковой автомобиль с дополнительными спальными местами содержит кузов с задней дверью, с возможностью образования между дверью и кузовом выносного внегабаритного отсека. На полу кузова и на горизонтальной плоскости выносного отсека размещены базовый и подставной спальные маты, оболочное закрытие выносного отсека с антимоскитными окнами и опорные стойки выносного отсека. Задняя дверь автомобиля поворотно прикреплена нижней частью к автомобилю с возможностью опирания наружной поверхностью на опорные стойки и образования внутренней поверхностью продолжения пола его салона. Оболочное закрытие выносного отсека выполнено гибким и состоит из крыши, подвижно соединенной продольными консолями, размещенными в трубчатых направляющих. Трубчатые направляющие закреплены продольно на крыше автомобиля и покрыты коробчатым кожухом. Кожух состоит из передней неподвижной части, прикрепленной к крыше, и задней съемной части, выполненной с возможностью продольного смещения. Достигается упрощение конструкции автомобиля с дополнительными спальными местами. 1 з.п. ф-лы, 15 ил.
Patent RU-2761996-C1 (RU)
Title: Method for manufacturing filtering rods from a pla bundle with low resistance to draw for reducing the smoking temperature
Inventor: YANG TAO
IPC: A24D3/02
Filed: 2019-04-18
Granted: 2021-12-14
Abstract: FIELD: filtering. 
     SUBSTANCE: group of inventions relates to a filtering rod made of a PLA bundle and to a method for manufacture thereof. The method for manufacturing filter rods from a lactic acid bundle with low resistance to draw for reducing the temperature of smoking includes the following stages: A: preparing a mixture of materials with a variable phase state, wherein polyethylene glycol-400, polyethylene glycol-1000, polyethylene glycol-1500, water and stearic acid are mixed at a mass ratio of 10 to 30:15 to 40:10 to 50:10 to 20:5 to 10 to produce said mixture of materials with a variable phase state; B: preparing materials with a variable phase state containing flavouring substances, wherein the flavoring substances are mixed with the mixture of materials with a variable phase state produced at stage A at a mass ratio of 10 to 70:35 to 85, followed by adding the resulting mixture into a sealed water bath, heating and dissolving at a temperature of 60 to 80°C while stirring and maintaining at a temperature of 90°C to produce a solution of said material with a variable phase state containing a flavouring substance; manufacturing filtering rods with delayed release of the flavouring substance, wherein the solution of a material with a variable phase state containing aromatic substances, produced at stage B, is sprayed onto PLA bundles of the filtering rods at a mass ratio of 1 to 15:8 to 10 using a spraying apparatus with a profiled nozzle and then hardening and moulded using a machine for manufacturing filtering rods to produce said filtering rods from a PLA bundle with low resistance to draw for reducing the temperature of smoking. 
     EFFECT: due to the combination of an increase in the amount of materials with a variable phase state and filtering rods made of a PLA bundle with low resistance to draw, invention improves the overall taste qualities of a cigarette during smoking and a cigarette with heating without burning due to the triple cooling while simultaneously reducing the temperature of smoking and increasing the comfort of smoking for consumers. 
     9 cl, 1 dwg
Patent RU-2761160-C1 (RU)
Title: Method for controlling traction electric motors of shunting locomotive operating with pneumatic blowing machine
Inventor: OVCHARENKO SERGEJ MIKHAJLOVICH
IPC: H02P7/295
Filed: 2021-01-25
Granted: 2021-12-06
Abstract: FIELD: railway engineering.  
     SUBSTANCE: invention relates to the supply of electricity to auxiliary equipment of vehicles with electric traction. The method for controlling the traction electric motors of a shunting locomotive operating with a pneumatic blowing machine (PBM) consists in the fact that the connection of the PBM motor fans to the locomotive is carried out by attaching them to the power circuit of the second parallel branch of electric motors, the power of which is turned off by a train contactor. The speed of the working train, regardless of the operating mode of the PBM motor fans, is regulated by smoothly changing the voltage supplied to the electric motors of the first parallel branch of the locomotive through the use of a pulse width modulation generator, an electronic key, a driver, a diode and a throttle. In this case, the electronic key is included in the power circuit of the first parallel branch, the pulse width modulation generator is connected to the electronic key through the driver, the diode and the throttle are connected in parallel to the electric motors of the first parallel branch of the locomotive.  
     EFFECT: possibility of smooth regulation of the voltage supplied to traction motors during operation of a locomotive with a pneumatic blowing machine.  
     1 cl, 1 dwg
Patent RU-2770793-C1 (RU)
Inventor: SCHMIDT ANDRE
IPC: B30B11/10
Filed: 2019-06-13
Granted: 2022-04-21
Abstract: FIELD: molding.  
     SUBSTANCE: invention relates to the field of pressing and can be used for the manufacture of molded articles in the processing of raw materials and waste. After feeding the loaded material (11), its volume is reduced, and then the main stage of molded article production and pushing out the finished article is carried out. After feeding the loaded material (11), pre-pressing is carried out into the pre-agglomerate using at least one pre-pressing punch (1) or at least one packing screw. The device for making molded articles contains at least one mold (3) located in at least one base (2) with a feeding device (10) for the loaded material (11).  
     EFFECT: as a result, it is possible to obtain highly compacted, stable in shape molded articles.  
     20 cl, 19 dwg
Patent RU-2758746-C1 (RU)
Inventor: FILATOV IVAN SERGEEVICH
IPC: F01M11/10
Filed: 2021-03-11
Granted: 2021-11-01
Abstract: FIELD: measuring technology. 
     SUBSTANCE: invention relates to the field of measuring technology, in particular to devices and methods for detecting impurities in transmission oil and determining the degree of its contamination. A method for effective monitoring of the quality of transmission oil is proposed, which consists in the fact that the presence of metal particles of wear of transmission units in the test oil is fixed by the planar Tesla coil, while the inductance of the planar Tesla coil changes depending on the amount of metal particles in the transmission oil. 
     EFFECT: ability to quickly monitor the condition of the transmission oil without the need to make significant changes to the design of the transmission itself. Also, on the basis of the proposed method, it is possible to create a fully functional unit for operation control of the state of technical fluids in a vehicle. 
     1 cl, 1 dwg
Patent RU-2750600-C1 (RU)
Title: Filter element, medical mask and respirator
Inventor: PREDTECHENSKIY MIKHAIL RUDOLFOVICH
IPC: A41D13/11
Filed: 2021-05-17
Granted: 2021-06-29
Abstract: FIELD: personal protective equipment.SUBSTANCE: filter element contains at least one filtering layer with carbon nanotubes in an amount of at least 2 grams per 1 m2of layer, in which more than 90 wt.% of carbon nanotubes are single-walled and/or double-walled, and more than 90 wt.% of carbon nanotubes are in the composition of agglomerates. The invention provides a medical mask and respirator including specified filter element.EFFECT: invention allows retaining 60 to 300 nm particles with an efficiency of at least 99% (breakthrough less than 10-2), the pressure drop at which is less than 3 kPa at a linear flow rate of 27 cm/s.23 cl, 7 dwg, 1 tbl, 18 ex
Patent RU-2764038-C1 (RU)
Title: Method for manufacturing radiation-resistant optical fibers
Inventor: Devetiarov Danila Renatovich
IPC: G02B6/024
Filed: 2021-05-20
Granted: 2022-01-12
Abstract: FIELD: chemical vapor deposition methods. 
     SUBSTANCE: invention relates to a modified chemical vapor deposition method for the manufacture of radiation-resistant optical fibers with a fluorosilicate cladding and an oxygen-depleted silica glass core. The claimed method for the manufacture of radiation-resistant optical fibers includes the manufacture of MCVD by the method of a tubular blank, with the deposition of layers of a fluorosilicate cladding and a core of pure quartz glass, under high-temperature compression of which its inner channel is blown with dry nitrogen or argon with an impurity oxygen content of no more than 10 -4  vol. %. In this case, the layers of the shell and the core are applied in a two-stage method, consisting of the deposition of a porous layer with the opposite direction of the burner and the flow of the gas mixture inside the tube, followed by vitrification of the porous layers with the direction of the flow of the gas mixture containing moisture and oxygen, not more than 10 -4  vol.%. 
     EFFECT: increasing the radiation resistance of quartz fluorosilicate optical fibers. 
     1 cl, 2 dwg
Patent RU-2771231-C1 (RU)
Inventor: Volodin Pavel Lvovich
IPC: A61B3/12
Filed: 2021-09-06
Granted: 2022-04-28
Abstract: FIELD: medicine. 
     SUBSTANCE: invention relates to medicine, namely to ophthalmology, and can be used to determine indications for targeted navigational laser treatment of focal diabetic macular edema (DME). The presence of edema is determined according to optical coherence tomography (OCT), maximally corrected visual acuity (MCVA) and central retinal thickness. In this case, OCT is performed with angiography function (OCT-A). Additionally, the topographic localization of ischemic zones, the average density of capillaries in the superficial vascular plexus (SVP) and deep vascular complex (DVC), the presence of microaneurysms, the height and area of edema, and foci of prolapse of the ellipsoidal zone are determined according to the HD Angio Retina 6×6 mm protocol on the device "RTVue -100 XR Avanti". In the presence of edema and two or more of the following diagnostic features: ischemic zones are localized in retinal segments from one to six, the average capillary density in the PSS is 45.0% or less and in the DVC 53.1% or less; microaneurysms are present; foci of prolapse of the ellipsoidal zone with a length of more than 77 microns, edema height from 250 microns to 400 microns, edema area less than 2.16 mm2, MCVA more than 0.6-0.7, then targeted navigational laser treatment of focal diabetic macular edema is indicated. 
     EFFECT: method provides timely selection of patients for targeted navigational laser treatment of focal DME due to selection criteria determined using OCT. 
     1 cl, 3 ex
Patent DE-1928940-C2 (DE)
Title: Furniture glass door hinge housing - has air gap between two parts, one with door hinge axis bearing points
IPC: E06B3/02
Filed: 1969-06-07
Granted: 1982-11-18
Abstract: A hinge for joining a glass door to a piece of furniture has a housing with door bearing points for at least one hinge axis, extending into a cut-out in the door. This consists of two pieces with protruding edges clamping the door between them, the first nearer than the other to the furniture body when the door is closed. The housing (8) extends into an enclosed cutout (7). Its first piece (8') provides the bearing points for the door-side hinge axis (9, 10). In the area of the dividing surface (18) between the two pieces there is an air gap (23, 24). The part of the housing lying in the cutout in the door (6) pref. has a circular peripheral line. This is applicable to glass doors of any thickness. PS.
Patent DE-2214131-C2 (DE)
Title: Laminated sieve with crank mechanism - has bell-crank lever and adjusting rod attached to operating rod parts
IPC: A01F12/44
Filed: 1972-03-23
Granted: 1983-04-07
Abstract: The laminated sieve comprises two sets of laminations mounted parallel to each other in a frame and on a crank wire with crankpin. A two-part actuating rod fits round the crankpins and slides in the lengthwise direction, there being adjusting mechanisms between it and two setting levers. On one part of the rod is a bell-crank lever, attached eccentrically to the first setting lever. To the other part is attached an adjusting rod, eccentrically attached to the second setting lever, which pivots on the bell-crank lever.PS.
Patent DE-3105614-C2 (DE)
Title: Tuschezeichengerät
IPC: B43K5/00
Filed: 1981-02-16
Granted: 1985-03-28
Abstract: Mit der Erfindung wird ein Tuschezeichengerät beschrieben, das eine harte, nicht nachgiebige Zeichenspitze, die am Ende eines Gehäuses über eine Zeichenspitzenhalterung lösbar befestigt ist, aufweist. Erfindungsgemäß kann die Zeichenspitze in variable Strichstärken eingestellt werden, ohne daß die Gefahr des Eintrocknens der Tusche besteht. Das neue Tuschezeichengerät erlaubt es, sämtliche in der Praxis benötigten Strichbreiten einzustellen.
Patent DE-3112754-C2 (DE)
Title: Befestigung von Lagern
IPC: F16C35/077
Filed: 1981-03-31
Granted: 1983-11-10
Abstract: Die Erfindung betrifft eine Befestigung eines Lagers in einem Leichtmetallgehäuse. Um bei ansteigender Temperatur ein Lösen des Lagers vom Leichtmetallgehäuse zu vermeiden, ist eine Hülse vorgesehen, die in einer Bohrung das Lager aufnimmt und die mit einer weiteren Bohrung auf dem Mantel eines zylindrischen Vorsprungs des Leichtmetallgehäuses sitzt. Das sich stärker ausdehnende Leichtmetallgehäuse bewirkt dadurch bei ansteigender Temperatur einen festeren Sitz.
Patent DE-3117083-C2 (DE)
Title: Verfahren zur Herstellung von Halbleiterelementen
IPC: H01L21/3065
Filed: 1981-04-29
Granted: 1985-04-25
Abstract: Im Rahmen der Erfindung werden auf einer Isolierschicht eines Halbleitersubstrats erste Verbindungsschichten (22a bis 22c) hergestellt. In der Folge werden dann wenigstens zwei zweite Verbindungsschichten (24a, 24b) hergestellt, welche über eine Isolierschicht hinweg die ersten Verbindungsschichten kreuzen. Bei der Herstellung der ersten Verbindungsschichten werden auf jeder Seite derselben zwischen den Kreuzungsbereichen Ansätze (30 bis 35, 41 bis 43) hergestellt. Die Gesamtbreite der ersten Verbindungsschichten einschließlich der Breite der Ansätze ist dabei größer als eine vorgegebene Größe. Nach der Herstellung der zweiten Verbindungsschichten (24a, 24b) werden die Ansätze der ersten Verbindungsschichten (22a bis 22c) entfernt, um auf diese Weise einen Kurzschluß zwischen den zweiten Verbindungsschichten (24a, 24b) zu verhindern.
Patent DE-3140386-C2 (DE)
Title: "Zungennadel für Maschinen zur Herstellung von Maschenware"
Inventor: WOHLGEMUTH WERNER
IPC: D04B35/04
Filed: 1981-10-10
Granted: 1983-09-15
Abstract: Eine Zungennadel für Maschinen zur Herstellung von Maschenware weist einen Nadelschaft, einen Nadelkopf und eine in einem Zungenschlitz schwenkbar gelagerte Nadelzunge auf. Um zu gewährleisten, daß auch bei langer Gebrauchsdauer die Nadelzunge einwandfrei schließt und nicht etwa bei der Schließbewegung neben oder unter den Nadelkopf gelangen kann, ist der Zungenlöffel (8) bezogen auf die Symmetrieebene (10) der Nadelzunge (5) zu einer Seite des Nadelschaftes (1) hin weisend schräggestellt, wobei der seitliche Abstand (A) des äußersten Punktes (11) des Zungenlöffels (8) von der Nadelsymmetrieebene (12) höchstens gleich der halben Schaftdicke ist.
Patent DE-3144958-C2 (DE)
Title: "Kern zum Herstellen dünner Kanäle in Gußstücken"
IPC: B22C9/10
Filed: 1981-11-12
Granted: 1983-10-20
Abstract: Die Erfindung betrifft einen Kern zum Herstellen dünner Kanäle in Gußstücken mit einem dünnen zu einer Wendel geformten äußeren, querschnittsrunden od.dgl. Draht. Es soll die Aufgabe gelöst werden, einen einfach herstellbaren Kern mit wahlweise beliebigem Querschnitt, so, außer einem runden, auch ein ovaler oder rechteckiger Querschnitt, ebenso wie mit aufeinanderfolgenden unterschiedlichen Kerndurchmesserabschnitten, ferner mit starken Krümmungen und Abzweigungen bei leichtem Entfernen des Kernes aus dem Gußstück zu schaffen, der glatte Kanalwände erzeugt. Hierzu sieht die Erfindung vor, daß der Draht aus weichem Eisendraht besteht und die Windungen (9) der Drahtwendel (1) zu dem Drahtdurchmesser (D) große Abstände (a) voneinander aufweisen, während der Innenraum der Drahtwendel und der Zwischenraum zwischen den Drahtwindungen mit Kernsand (2) verfüllt ist.